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Replicated subscriptions - Markers protobuf (apache#4340)
* Replicated subscriptions - Markers protobuf * Added license check exclusions for generated code
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pulsar-common/src/main/java/org/apache/pulsar/common/api/Markers.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,251 @@ | ||
| /** | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you under the Apache License, Version 2.0 (the | ||
| * "License"); you may not use this file except in compliance | ||
| * with the License. You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, | ||
| * software distributed under the License is distributed on an | ||
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | ||
| * KIND, either express or implied. See the License for the | ||
| * specific language governing permissions and limitations | ||
| * under the License. | ||
| */ | ||
| package org.apache.pulsar.common.api; | ||
|
|
||
| import io.netty.buffer.ByteBuf; | ||
| import io.netty.buffer.PooledByteBufAllocator; | ||
|
|
||
| import java.io.IOException; | ||
| import java.util.Map; | ||
| import java.util.Optional; | ||
|
|
||
| import lombok.SneakyThrows; | ||
| import lombok.experimental.UtilityClass; | ||
|
|
||
| import org.apache.pulsar.common.api.Commands.ChecksumType; | ||
| import org.apache.pulsar.common.api.proto.PulsarApi.MessageMetadata; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.ClusterMessageId; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.MarkerType; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.MessageIdData; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.ReplicatedSubscriptionsSnapshot; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.ReplicatedSubscriptionsSnapshotRequest; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.ReplicatedSubscriptionsSnapshotResponse; | ||
| import org.apache.pulsar.common.api.proto.PulsarMarkers.ReplicatedSubscriptionsUpdate; | ||
| import org.apache.pulsar.common.util.protobuf.ByteBufCodedInputStream; | ||
| import org.apache.pulsar.common.util.protobuf.ByteBufCodedOutputStream; | ||
|
|
||
| @UtilityClass | ||
| public class Markers { | ||
|
|
||
| private static ByteBuf newMessage(MarkerType markerType, Optional<String> restrictToCluster, ByteBuf payload) { | ||
| MessageMetadata.Builder msgMetadataBuilder = MessageMetadata.newBuilder(); | ||
| msgMetadataBuilder.setPublishTime(System.currentTimeMillis()); | ||
| msgMetadataBuilder.setProducerName("pulsar.marker"); | ||
| msgMetadataBuilder.setSequenceId(0); | ||
| msgMetadataBuilder.setMarkerType(markerType.getNumber()); | ||
|
|
||
| if (restrictToCluster.isPresent()) { | ||
| msgMetadataBuilder.addReplicateTo(restrictToCluster.get()); | ||
| } | ||
|
|
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| MessageMetadata msgMetadata = msgMetadataBuilder.build(); | ||
| try { | ||
| return Commands.serializeMetadataAndPayload(ChecksumType.Crc32c, msgMetadata, payload); | ||
| } finally { | ||
| msgMetadata.recycle(); | ||
| msgMetadataBuilder.recycle(); | ||
| } | ||
| } | ||
|
|
||
| public static boolean isServerOnlyMarker(MessageMetadata msgMetadata) { | ||
| // In future, if we add more marker types that can be also sent to clients | ||
| // we'll have to do finer check here. | ||
| return msgMetadata.hasMarkerType(); | ||
| } | ||
|
|
||
| @SneakyThrows | ||
| public static ByteBuf newReplicatedSubscriptionsSnapshotRequest(String snapshotId, String sourceCluster) { | ||
| ReplicatedSubscriptionsSnapshotRequest.Builder builder = ReplicatedSubscriptionsSnapshotRequest.newBuilder(); | ||
| builder.setSnapshotId(snapshotId); | ||
| builder.setSourceCluster(sourceCluster); | ||
|
|
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| ReplicatedSubscriptionsSnapshotRequest req = builder.build(); | ||
|
|
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| int size = req.getSerializedSize(); | ||
|
|
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| ByteBuf payload = PooledByteBufAllocator.DEFAULT.buffer(size); | ||
| ByteBufCodedOutputStream outStream = ByteBufCodedOutputStream.get(payload); | ||
| try { | ||
| req.writeTo(outStream); | ||
| return newMessage(MarkerType.REPLICATED_SUBSCRIPTION_SNAPSHOT_REQUEST, Optional.empty(), payload); | ||
| } finally { | ||
| payload.release(); | ||
| builder.recycle(); | ||
| req.recycle(); | ||
| outStream.recycle(); | ||
| } | ||
| } | ||
|
|
||
| public static ReplicatedSubscriptionsSnapshotRequest parseReplicatedSubscriptionsSnapshotRequest(ByteBuf payload) | ||
| throws IOException { | ||
| ByteBufCodedInputStream inStream = ByteBufCodedInputStream.get(payload); | ||
| ReplicatedSubscriptionsSnapshotRequest.Builder builder = null; | ||
|
|
||
| try { | ||
| builder = ReplicatedSubscriptionsSnapshotRequest.newBuilder(); | ||
| return builder.mergeFrom(inStream, null).build(); | ||
| } finally { | ||
| builder.recycle(); | ||
| inStream.recycle(); | ||
| } | ||
| } | ||
|
|
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| @SneakyThrows | ||
| public static ByteBuf newReplicatedSubscriptionsSnapshotResponse(String snapshotId, String replyToCluster, | ||
| String cluster, long ledgerId, long entryId) { | ||
| ReplicatedSubscriptionsSnapshotResponse.Builder builder = ReplicatedSubscriptionsSnapshotResponse.newBuilder(); | ||
| builder.setSnapshotId(snapshotId); | ||
|
|
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| MessageIdData.Builder msgIdBuilder = MessageIdData.newBuilder(); | ||
| msgIdBuilder.setLedgerId(ledgerId); | ||
| msgIdBuilder.setEntryId(entryId); | ||
|
|
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| ClusterMessageId.Builder clusterMessageIdBuilder = ClusterMessageId.newBuilder(); | ||
| clusterMessageIdBuilder.setCluster(cluster); | ||
| clusterMessageIdBuilder.setMessageId(msgIdBuilder); | ||
|
|
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| builder.setCluster(clusterMessageIdBuilder); | ||
| ReplicatedSubscriptionsSnapshotResponse response = builder.build(); | ||
|
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| int size = response.getSerializedSize(); | ||
|
|
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| ByteBuf payload = PooledByteBufAllocator.DEFAULT.buffer(size); | ||
| ByteBufCodedOutputStream outStream = ByteBufCodedOutputStream.get(payload); | ||
| try { | ||
| response.writeTo(outStream); | ||
| return newMessage(MarkerType.REPLICATED_SUBSCRIPTION_SNAPSHOT_RESPONSE, Optional.of(replyToCluster), | ||
| payload); | ||
| } finally { | ||
| msgIdBuilder.recycle(); | ||
| clusterMessageIdBuilder.recycle(); | ||
| payload.release(); | ||
| builder.recycle(); | ||
| response.recycle(); | ||
| outStream.recycle(); | ||
| } | ||
| } | ||
|
|
||
| public static ReplicatedSubscriptionsSnapshotResponse parseReplicatedSubscriptionsSnapshotResponse(ByteBuf payload) | ||
| throws IOException { | ||
| ByteBufCodedInputStream inStream = ByteBufCodedInputStream.get(payload); | ||
| ReplicatedSubscriptionsSnapshotResponse.Builder builder = null; | ||
|
|
||
| try { | ||
| builder = ReplicatedSubscriptionsSnapshotResponse.newBuilder(); | ||
| return builder.mergeFrom(inStream, null).build(); | ||
| } finally { | ||
| builder.recycle(); | ||
| inStream.recycle(); | ||
| } | ||
| } | ||
|
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| @SneakyThrows | ||
| public static ByteBuf newReplicatedSubscriptionsSnapshot(String snapshotId, String sourceCluster, long ledgerId, | ||
| long entryId, Map<String, MessageIdData> clusterIds) { | ||
| ReplicatedSubscriptionsSnapshot.Builder builder = ReplicatedSubscriptionsSnapshot.newBuilder(); | ||
| builder.setSnapshotId(snapshotId); | ||
|
|
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| MessageIdData.Builder msgIdBuilder = MessageIdData.newBuilder(); | ||
| msgIdBuilder.setLedgerId(ledgerId); | ||
| msgIdBuilder.setEntryId(entryId); | ||
| builder.setLocalMessageId(msgIdBuilder); | ||
|
|
||
| clusterIds.forEach((cluster, msgId) -> { | ||
| ClusterMessageId.Builder clusterMessageIdBuilder = ClusterMessageId.newBuilder() | ||
| .setCluster(cluster) | ||
| .setMessageId(msgId); | ||
| builder.addClusters(clusterMessageIdBuilder); | ||
| clusterMessageIdBuilder.recycle(); | ||
| }); | ||
|
|
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| ReplicatedSubscriptionsSnapshot snapshot = builder.build(); | ||
|
|
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| int size = snapshot.getSerializedSize(); | ||
|
|
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| ByteBuf payload = PooledByteBufAllocator.DEFAULT.buffer(size); | ||
| ByteBufCodedOutputStream outStream = ByteBufCodedOutputStream.get(payload); | ||
| try { | ||
| snapshot.writeTo(outStream); | ||
| return newMessage(MarkerType.REPLICATED_SUBSCRIPTION_SNAPSHOT, Optional.of(sourceCluster), payload); | ||
| } finally { | ||
| payload.release(); | ||
| builder.recycle(); | ||
| snapshot.recycle(); | ||
| outStream.recycle(); | ||
| } | ||
| } | ||
|
|
||
| public static ReplicatedSubscriptionsSnapshot parseReplicatedSubscriptionsSnapshot(ByteBuf payload) | ||
| throws IOException { | ||
| ByteBufCodedInputStream inStream = ByteBufCodedInputStream.get(payload); | ||
| ReplicatedSubscriptionsSnapshot.Builder builder = null; | ||
|
|
||
| try { | ||
| builder = ReplicatedSubscriptionsSnapshot.newBuilder(); | ||
| return builder.mergeFrom(inStream, null).build(); | ||
| } finally { | ||
| builder.recycle(); | ||
| inStream.recycle(); | ||
| } | ||
| } | ||
|
|
||
| @SneakyThrows | ||
| public static ByteBuf newReplicatedSubscriptionsUpdate(String subscriptionName, Map<String, MessageIdData> clusterIds) { | ||
| ReplicatedSubscriptionsUpdate.Builder builder = ReplicatedSubscriptionsUpdate.newBuilder(); | ||
| builder.setSubscriptionName(subscriptionName); | ||
|
|
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| clusterIds.forEach((cluster, msgId) -> { | ||
| ClusterMessageId.Builder clusterMessageIdBuilder = ClusterMessageId.newBuilder() | ||
| .setCluster(cluster) | ||
| .setMessageId(msgId); | ||
| builder.addClusters(clusterMessageIdBuilder); | ||
| clusterMessageIdBuilder.recycle(); | ||
| }); | ||
|
|
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| ReplicatedSubscriptionsUpdate update = builder.build(); | ||
|
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| int size = update.getSerializedSize(); | ||
|
|
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| ByteBuf payload = PooledByteBufAllocator.DEFAULT.buffer(size); | ||
| ByteBufCodedOutputStream outStream = ByteBufCodedOutputStream.get(payload); | ||
| try { | ||
| update.writeTo(outStream); | ||
| return newMessage(MarkerType.REPLICATED_SUBSCRIPTION_SNAPSHOT, Optional.empty(), payload); | ||
| } finally { | ||
| payload.release(); | ||
| builder.recycle(); | ||
| update.recycle(); | ||
| outStream.recycle(); | ||
| } | ||
| } | ||
|
|
||
| public static ReplicatedSubscriptionsUpdate parseReplicatedSubscriptionsUpdate(ByteBuf payload) | ||
| throws IOException { | ||
| ByteBufCodedInputStream inStream = ByteBufCodedInputStream.get(payload); | ||
| ReplicatedSubscriptionsUpdate.Builder builder = null; | ||
|
|
||
| try { | ||
| builder = ReplicatedSubscriptionsUpdate.newBuilder(); | ||
| return builder.mergeFrom(inStream, null).build(); | ||
| } finally { | ||
| builder.recycle(); | ||
| inStream.recycle(); | ||
| } | ||
| } | ||
| } |
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